题解 | #质数因子#

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void async function () {
    // Write your code here
    while(line = await readline()){
        if(line == 1) console.log('')
        let num = Number(line)
        let res = ''
        let k = Math.sqrt(num)
        for(let i = 2; i <= k; ++i) {
            while(num % i == 0) {
                num /= i
                res += (i + ' ' )
            }
        }
        res = num == 1 ? res : res + num 
        console.log(res);
    }
}()